Income Taxes (Provision For Income Taxes) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 25, 2010	Dec. 26, 2009
Current
Federal	$ 592,275	$ 601,098	$ 518,269
State	81,684	79,451	67,985
Current total income taxes	673,959	680,549	586,254
Deferred
Federal	90,486	23,778	28,064
State	5,362	(3,056)	(1,046)
Deferred total income taxes	95,848	20,722	27,018
Federal, current and deferred	682,761	624,876	546,333
State, current and deferred	87,046	76,395	66,939
Income tax expense (benefit), total	$ 769,807	$ 701,271	$ 613,272